Wednesday

July 23, 2014

July 23, 2014

Posted by **Anonymous** on Thursday, May 9, 2013 at 12:20pm.

6) Find the mean of x.

7) Find the standard deviation of x.

8) Find the z-score for x > 10.5

9) What is the probability that more than 10.5 voters in a sample of 200 voters will hold a Doctoral degree?

10) What is the probability that at least 10.5 voters in a sample of 200 voters will hold a Doctoral degree?

**Related Questions**

`Statistics - A public relations firm found only 9% of voters in a certain state...

Statistics - In a survey, 55% of the voters support a particular referendum. If ...

statistics - A population of 200 voters contains 52 Republicans, 128 Democrats, ...

Basic Statistics - A population of 200 voters contains 52 Republicans, 128 ...

statistics - In a state,52%of the voters supports party-R, and 48% supports ...

Statistics- Standard Error - A population of 200 voters contains 52 Republicans...

Math/statistics - Thirty five percent of adult americans are regular voters. A ...

Statistics - Any ideas please? Simple random sample of voters will be taken in a...

Basic Statistics - A population of 300 voters contains 147 Republicans, 135 ...

Statisics - 35%of adult Americans are regular voters. A random sample of 250 ...